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Divestitures and Other Transactions PChem Narrative (Details) $ in Millions | Mar. 31, 2019 USD ($)
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Accounts and Notes Receivable, Net [Member] |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Indemnification Assets | $ 84
Other Assets [Member] |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Indemnification Assets | 289
Accrued and Other Current Liabilities [Member] |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Indemnification Liabilities | 84
Other noncurrent obligations |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Indemnification Liabilities | $ 289

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